Date: Sat, 22 May 1999 17:46:28 -0700 (PDT) From: Doug White <dwhite@resnet.uoregon.edu> To: Doug Rabson <dfr@nlsystems.com> Cc: FreeBSD current Mailing list <current@FreeBSD.ORG> Subject: Re: priorities Message-ID: <Pine.BSF.4.03.9905221742230.15248-100000@resnet.uoregon.edu> In-Reply-To: <Pine.BSF.4.05.9905210919380.509-100000@herring.nlsystems.com>
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On Fri, 21 May 1999, Doug Rabson wrote:
> > It sounds like we can loads of haggling about the names there... The
> > last one is to take out the dependency on errno being greater than
> > zero.
>
> I would actually quite like to keep the possibility of returning an errno.
> It gives the possibility of returning an appropriate error if something
> strange happened (other than the hardware not being present).
Echo that here. There are few things more annoying than device drivers
that fail for unknown reasons. Even if the error doesn't make sense at
first, we can trace the code back to the true point of failure.
If you've worked on Windows or Macs, you know what I'm talking about
("Device failure" or "Could not switch your connection due to an
error").
Doug White
Internet: dwhite@resnet.uoregon.edu | FreeBSD: The Power to Serve
http://gladstone.uoregon.edu/~dwhite | www.freebsd.org
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